Second base is one of the thinnest positions in fantasy baseball, but also one with a ton of promise. Whether it's speed, power or both, the keystone is in a tremendously interesting state heading into 2018. For a complete look at our second base rankings prior to your draft, check here. Without further ado, let's get to the top breakout candidates at second base for 2018.   Second Basemen to Watch Yoan Moncada, Chicago White Sox An obvious choice, the former top prospect stru[...]